GET

/v1/schemas/fal/chat/nvidia%2Fnemotron-3-nano-omni%2Fvision?kind=output

Accept:

kind outputactivity chathash 067ac544…extracted Jul 6, 2026version currentsource upstream spec ↗

Response body

3 properties · 2 required · 1 $defs

property	type	description	constraints
output*	string	Generated text response.
usage*	UsageInfo	Token usage for the request.
finish_reason	string	Reason generation stopped.	default: "stop"

Validate a payload

before you spend tokens

shell

$ curl -X POST https://modelschemas.com/v1/validate \
    -d '{"provider":"fal","endpointId":"nvidia/nemotron-3-nano-omni/vision","payload":{…}}'
→ {"valid": false, "errors": [{"path": "#", "keyword": "required", …}]}